The calculated distance (air line) between Kot Radha Kishan and Khem Karan is approximately 27 miles respectively 44 kilometers.
By car or train, the actual journey to Khem Karan is certainly longer, as only the direct route (as the crow flies) between Kot Radha Kishan and Khem Karan has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles